Update release-drafter/release-drafter action to v6

Author: renovate[bot]

.github/workflows/release-drafter.yml

@@ -20,7 +20,7 @@ jobs:
       #    echo "GHE_HOST=${GITHUB_SERVER_URL##https:\/\/}" >> $GITHUB_ENV
 
       # Drafts your next Release notes as Pull Requests are merged into "master"
-      - uses: release-drafter/release-drafter@v5
+      - uses: release-drafter/release-drafter@v6
         # (Optional) specify config name to use, relative to .github/. Default: release-drafter.yml
         # with:
         #   config-name: my-config.yml